package controllers;

import helpers.SessionHelper;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

public class LogoutServlet extends HttpServlet {
	public void doGet(HttpServletRequest request, HttpServletResponse response)
		throws IOException, ServletException {
		response.setCharacterEncoding("UTF-8");
		HttpSession session = request.getSession();
		
		if (session.getAttribute("user_logged_in") != null) {
			session.removeAttribute("user_logged_in");
		}
		
		response.sendRedirect("/" + SessionHelper.getCurrentCity(request).getAlias());
	}
}
